Basic science

News from the glass and refractory worlds

By P. Carlo Ratto / October 7, 2012

• Japanese electronics company Hitachi has unveiled slivers of glass that can store digital information for millions of years. The company said the slivers of quartz glass can endure extreme temperatures…

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Silicon oxides enable advances in digital memory storage at Rice U. and Hitachi

By / October 4, 2012

(a) Schematic of the unipolar switching in SiOx, showing the typical set (red) and reset (blue) I-V curves (9). (b) Schematic of the SiOx thin-walled structure for in situ TEM…

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New alkali halide scintillator single crystals for better homeland security, medical diagnosis

By Eileen De Guire / October 4, 2012

Scintillator single crystals glowing under exposure to UV light. The compositions are (left-to-right) Lu2SiO5:Ce, Gd3(Ga,Al)5O12:Ce and Lu2SiO5:Ce,Eu (Eu is a codopant ion). The diameter is about 30 mm, and the…

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Probing the mysteries of cracks and stresses

By / October 1, 2012

A dislocation in a crystal lattice, a disconnected region in its structure (represented by the array of atoms shown in blue) can separate from the rest of the lattice at…

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O-I’s new $35M R&D center aimed at ‘revolutionary’ innovations in melting, forming and prototyping glass products

By Eileen De Guire / September 28, 2012

Yesterday Owens-Illinois Inc., a company that describes itself as the world’s largest maker of glass containers, delivered a strategic signal to its customers and competitors, with the announcement it would be…

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The discovery of carbon fibers and the practical side of phase diagrams

By Eileen De Guire / September 26, 2012

A carbon fiber propped against a human hair. Was their “discovery” an accident? Credit: Wikimedia Commons. Have you ever wondered how carbon fibers were discovered? It turns out the guy…

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Understanding ideal glass structure could be key to doubling glass strength

By Eileen De Guire / September 25, 2012

No more broken glass? Theoretical work by researchers at Rice University shows the potential for doubling the strength of glass. Credit: Rice University. Glass is one of the intrinsically strongest…

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Japan’s leaders do u-turn, water down nuclear ban policy

By / September 21, 2012

Nuclear power plant control room. Credit: Wikipedia Commons. When Japan’s government last week suddenly announced that it would phase out its nuclear power plants by 2040, it probably thought it…

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Strain relaxation in epitaxial thin film cobaltite by ferromagnetic ordering

By Eileen De Guire / September 21, 2012

Schematic illustration of a regular atomic array of ferromagnetic nano-domains formed by an unconventional strain relaxation in epitaxial thin film lanthanum cobaltite. Credit: Lee; ORNL. Bulk and “unbulk” materials behave…

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MTC video: How glass–ceramic products can be machined, polished

By / September 21, 2012

I’ve known for some time that glass–ceramic products can be machined, but I actually have never seen it done, so seeing that process and what tools have to be used,…

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